You can use your phone to make Skype-to-Skype calls or send Skype-to-Skype instant messages. With Skype global rates, you can also call landlines or other mobile phones. You can also make video calls and pay as you go with your credit card, or get a monthly subscription for the best rates.
Use this QR code to download the latest version of Skype to your phone. Press , and tap . Point the camera at the code, and tap the link.
For more info, see the user documentation on the Skype for Windows Phone support site at https://support.skype.com/en/category/SKYPE_FOR_WINDOWS_PHONE.